Home / 7,476.15-10,317.10-4,118.94

Finding the Fourth Proportional to 7,476.15, 10,317.10 and 4,118.94

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Solution

The fourth proportional to 7,476.15, 10,317.10 and 4,118.94 is: 5,684.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.15 : 10,317.10 = 4,118.94 : x
  2. Step 2: Convert to fraction form
    7,476.15/10,317.10 = 4,118.94/x
  3. Step 3: Cross multiply
    7,476.15x = 10,317.10 × 4,118.94
  4. Step 4: Simplify right side
    7,476.15x = 42,495,487.21
  5. Step 5: Solve for x
    x = 42,495,487.21/7,476.15
  6. Step 6: Final answer
    x = 5,684.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.